516 EEVISION OF AUSTEALIAN SPECIES OF THE GENUS ANTHOBOSCA, 



6=^, Posterior margin of the pronotum pale yellow. 



Length 7 mm. A. frenchi, n.sp. 



ii. Second cubital cell receiving both recurrent nervures. 



a. Second and third abdominal segments and legs dull ferru- 

 ginous. Length 11 mm. A. crassicornis^vn. 

 $ $ . i. Second and third cubital cells each receiving a recurrent 

 nervure. 



A. Wings nigro-violaceous. 

 a. Wholly black. 



a^. With long black pubescence on the sides of the abdomen. 



Length 29 mm. A. australis Sichel. 



b^. With thin grey pubescence on the sides of the abdomen. 



Length 18 mm. A. morom Sm. 



&. Black; the fiagellum orange. Length 11 mm. A. flaincorms^B.\xB^. 



c. Black; a yellow spot on each side of the third abdominal 



segment. Length 21 mm. A. signata '^vn. 



d. Black; the abdominal segments margined with coarse, short, 



white pubescence. Length 14 mm. A. albopilosa, n.sp. 



B. Wings hyaline. 



a. Wings clouded at apex, 

 a^. Wholly black, front punctured. Length 15 mm. 



A. anthracina Sm. 

 6. Wings not clouded at apex. 

 a^. Entirely black. 



a^. Front punctured. Length 11 mm. A. unicolor Sm. 



&3. Front smooth and shining. Length 7 mm. A. Icevifrons Sm. 



c. Wings tinged with fuscous. 



a^. Legs ferruginous. Length 11mm. A. cognata^m. 



d. Wings tinged with yellow, shorter than the abdomen. 



a^. Kufo-testaceous; head, mesothorax and three apical 



abdominal segments black. Length 17 mm. A. fastuosa Sm. 

 ii. Second cubital cell receiving both recurrent nervures. 



a. Black; second, third and fourth abdominal segments rufo- 



testaceous, except the apical margin. A. dypeata Sm. 



L Anthobosca AUSTRALASIA Guerin. 



A. australasiceOxxGYm, Voy. Coq. Zool. ii. 2, p. 237, T.8, f.8, 1830 

 (1839)[5]. 



A. crabroniformis Sm., Cat. Hym. B.M. vii. p.59, n.4, 1859((J). 



Thynnus cathreinii D.T., Cat. Hym. viii. 103, 1897((J). 



Hah. — Sydney (G. A. Waterhouse) Richmond River, N.S.W. 

 (Froggatt). 



